[mythtv-users] Projector display problems

Damian damian at gingermagic.co.uk
Fri Nov 16 10:12:05 UTC 2007


I believe the scrambled console sessions are due to a bug in Ubuntu, so 
they're no concern of this list. I'll come back to projector resolutions 
when I've got a few days I don't mind wasting in xorg hell :-)

Damian

Damian wrote:
> I had a real fight a few months ago to get a decent display from my BenQ 
> W100 projector. I never did managed to get a wide screen image 
> outputting but spent so long trying that I settled on a 1024x768 image 
> with wide screen 'display size' settings.
> 
> This worked ok, and still displays ok, but I've had a problem since 
> upgrading to Ubuntu 7.10. The main GUI of Ubuntu works fine, but when I 
> press CONTROL + ALT + F1 to log in without the GUI the screen can not be 
> displayed. I just get an out of range or invalid message from my monitor.
> 
> I don't need to do this much, but do need it.
> 
> I can see the boot up of the machine when the computer starts, so it's 
> not like that mode can't be displayed at all, and I know this used to 
> work fine. But now going to CONTROL + ALT + F1 is invalid.
> 
> Also, the display seems fine in Mythfrontend, but when I watch tv or 
> play recordings, I need to set the display to 4x3 in order for them to 
> look right. This seems weird to me. Any ideas?
> 
> Can any of you in the know check out my xorg.conf file and tell me where 
> I'm going wrong?
> 
> If anyone can get wide screen resolutions going on my projector then 
> I'll be in your debt forever!
> 
> Cheers
> Damian
> 
> 
> xorg.conf:
> 
> #Section "ServerFlags"
> #       Option "AIGLX" "OFF"
> #EndSection
> #Section "Extensions"
> #    Option         "Composite" "Enable"
> #EndSection
> 
> Section "ServerLayout"
>         Identifier      "Default Layout"
>   screen "Default Screen" 0 0
>         Inputdevice     "Generic Keyboard"
>         Inputdevice     "Configured Mouse"
> EndSection
> 
> Section "Files"
> 
>         # path to defoma fonts
>         Fontpath        "/usr/share/fonts/X11/misc"
>         Fontpath        "/usr/share/fonts/X11/cyrillic"
>         Fontpath        "/usr/share/fonts/X11/100dpi/:unscaled"
>         Fontpath        "/usr/share/fonts/X11/75dpi/:unscaled"
>         Fontpath        "/usr/share/fonts/X11/Type1"
>         Fontpath        "/usr/share/fonts/X11/100dpi"
>         Fontpath        "/usr/share/fonts/X11/75dpi"
>         Fontpath        "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType"
> EndSection
> 
> Section "Module"
>         Load            "i2c"
>         Load            "bitmap"
>         Load            "ddc"
>         Load            "extmod"
>         Load            "freetype"
>         Load            "glx"
>         Load            "int10"
>         Load            "vbe"
>         Load            "dbe"
>         Load            "vnc"
> EndSection
> 
> Section "InputDevice"
>         Identifier      "Generic Keyboard"
>         Driver          "kbd"
>         Option          "CoreKeyboard"
>         Option          "XkbRules"      "xorg"
>         Option          "XkbModel"      "pc105"
>         Option          "XkbLayout"     "gb"
> EndSection
> 
> Section "InputDevice"
>         Identifier      "Configured Mouse"
>         Driver          "mouse"
>         Option          "CorePointer"
>         Option          "Device"        "/dev/input/mice"
>         Option          "Protocol"      "ImPS/2"
>         Option          "ZAxisMapping"  "4 5"
>         Option          "Emulate3Buttons"       "true"
> EndSection
> 
> Section "Monitor"
> 
>         #     HorizSync    31-82
>         #     VertRefresh  48-85
>         #     HorizSync    31-69
>         #     VertRefresh  59-85
>         Identifier      "BenQ W100"
>         Displaysize     347     195
>         Option          "ModeValidation"        "NoDFPNativeResolutionCheck"
>         #       Option  "ModeValidation"        
> "NoDFPNativeResolutionCheck, AllowNon60HzDFPModdes"
> EndSection
> 
> Section "Device"
>         Identifier      "nVidia Corporation NV34 [GeForce FX 5200]"
>         Driver          "nvidia"
>         Option          "AddARGBVisuals"        "True"
>         Option          "AddARGBGLXVisuals"     "True"
>         Option          "NoLogo"        "True"
> EndSection
> 
> Section "Screen"
>         Identifier      "Default Screen"
>         Device          "nVidia Corporation NV34 [GeForce FX 5200]"
>         Monitor         "BenQ W100"
>         Defaultdepth    24
>         Option          "NoDDC"
>         Option          "ModeValidation"        "NoDFPNativeResolutionCheck"
>         Option          "AddARGBGLXVisuals"     "True"
>         Option          "SecurityTypes" "VncAuth"
>         Option          "UserPasswdVerifier"    "VncAuth"
>         Option          "PasswordFile"  "/root/.vnc/passwd"
>         SubSection "Display"
> 
>                 #               Modes       "1280x720_60" "1280x720"
>                 ##              Modes       "1024x768_70" "1024x768_60" 
> "1024x768" "800x600_70" "800x600_60" "800x600"
>                 ##              Modes       "1920x1080_60" "1280x720_60" 
> "720x480_60"
>                 Depth   24
> #               Modes           "1024x768_60"   "1024x768"      
> "800x600_60"    "800x600"
>                 Modes           "1024x768_60"   "1024x768"      
> "800x600_60"    "800x600" "640x480_60" "640x480" "640x400_60" "640x400" 
> "320x240_60"    "320x240"
> 
>         EndSubSection
> EndSection
> 
> #Section "Etensions"
> #    Option         "Composite" "Enable"
> #EndSection
> 
> 
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